[INFO] cloning repository https://github.com/monroeclinton/tower-learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/monroeclinton/tower-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonroeclinton%2Ftower-learn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonroeclinton%2Ftower-learn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c476a5f37392b9772b8cf04ac57a76db195d000e
[INFO] checking monroeclinton/tower-learn against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonroeclinton%2Ftower-learn" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/monroeclinton/tower-learn
[INFO] finished tweaking git repo https://github.com/monroeclinton/tower-learn
[INFO] tweaked toml for git repo https://github.com/monroeclinton/tower-learn written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/monroeclinton/tower-learn on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/monroeclinton/tower-learn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hdrhistogram v7.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6804aa3f582a3fc65b6a623c10bac91f27d9eb0e9d20b6106789d4d9adbe4c58
[INFO] running `Command { std: "docker" "start" "-a" "6804aa3f582a3fc65b6a623c10bac91f27d9eb0e9d20b6106789d4d9adbe4c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6804aa3f582a3fc65b6a623c10bac91f27d9eb0e9d20b6106789d4d9adbe4c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6804aa3f582a3fc65b6a623c10bac91f27d9eb0e9d20b6106789d4d9adbe4c58", kill_on_drop: false }`
[INFO] [stdout] 6804aa3f582a3fc65b6a623c10bac91f27d9eb0e9d20b6106789d4d9adbe4c58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a03481668f020250b74283b1cc81e7326ab01253bac235c56be142ca43827d88
[INFO] running `Command { std: "docker" "start" "-a" "a03481668f020250b74283b1cc81e7326ab01253bac235c56be142ca43827d88", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]     Checking futures-sink v0.3.26
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]     Checking hdrhistogram v7.5.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]     Checking tokio v1.26.0
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]     Checking tokio-util v0.7.7
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking tower-ex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.65s
[INFO] running `Command { std: "docker" "inspect" "a03481668f020250b74283b1cc81e7326ab01253bac235c56be142ca43827d88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a03481668f020250b74283b1cc81e7326ab01253bac235c56be142ca43827d88", kill_on_drop: false }`
[INFO] [stdout] a03481668f020250b74283b1cc81e7326ab01253bac235c56be142ca43827d88
